Willi Schlage vs Friedrich Saemisch
21. DSB Kongress Hamburg GER round 1 1921.??.??
Sicilian Defense: Dragon Variation, Classical Variation, Alekhine Line 1-0

Hendrik Strick van Linschoten vs Willi Schlage
Berlin-SSS telegraph 1920.02.01
Four Knights Game: Scotch Variation 1/2-1/2

Willi Schlage vs Richard Reti
It BSG Berlin GER round 11 1928.02.17
Sicilian Defense: Nimzowitsch Variation 0-1

Hoeregott vs Willi Schlage
Berlin op Berlin GER 1929.??.??
Indian Defense: Budapest Defense 0-1

Willi Schlage vs Carl Johan Margot Carls
22. DSB Kongress Bad Oeynhausen GER round 7 1922.08.??
London System: Poisoned Pawn Variation 1-0

Willi Schlage vs Carl Ahues
21. DSB Kongress Hamburg GER round 10 1921.??.??
Four Knights Game: Alatortsev Variation 0-1

Roesch vs Willi Schlage
Hamburg Hamburg GER 1910.??.??
Ruy Lopez: Morphy Defense, Anderssen Variation 0-1

Willi Schlage vs Sandor Gruber
22. DSB Kongress Bad Oeynhausen GER round 9 1922.08.??
East Indian Defense 1-0